Almost 600 plant species have been lost from the wild in the last 250 years, according to a comprehensive study.
The number is based on actual extinctions rather than estimates, and is twice that of all bird, mammal and amphibian extinctions combined.
A series of glaciers in the Antarctic are being named after the satellites that have revealed the changing state of the White Continent.
The spacecraft, from Europe, the US and Japan, have all contributed important observational data which confirms a picture of accelerating ice loss.
The control centre that will run day-to-day operations during the Rosalind Franklin rover's exploration of Mars in 2021 has been inaugurated in Turin.
The Italian facility will be where engineers sit and communicate with the robot vehicle via a satellite that is already in orbit around the Red Planet.
Scientists have put together a map of the UK's wasp population, showing the distribution of key species.
Data recorded by volunteers gives an insight into where wasps are living in the nation's grasslands, woodlands and towns.
Is it possible? Is there life on Mars?
Ever since the Mariner 4 probe made the first successful visit to the Red Planet - a flyby in July 1965 - we've sent a succession of missions that have given us all
Europe's Aeolus satellite was launched last year to gather data to improve weather forecasts, and its observations have unquestionably proved their worth.
However, the laser is now degrading and has already lost half its power.
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